Home / 51,200.10-76,800.17-16,142.49

Finding the Fourth Proportional to 51,200.10, 76,800.17 and 16,142.49

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Solution

The fourth proportional to 51,200.10, 76,800.17 and 16,142.49 is: 24,213.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,200.10 : 76,800.17 = 16,142.49 : x
  2. Step 2: Convert to fraction form
    51,200.10/76,800.17 = 16,142.49/x
  3. Step 3: Cross multiply
    51,200.10x = 76,800.17 × 16,142.49
  4. Step 4: Simplify right side
    51,200.10x = 1,239,746,016.58
  5. Step 5: Solve for x
    x = 1,239,746,016.58/51,200.10
  6. Step 6: Final answer
    x = 24,213.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.